thick headed; some one that hears only what they want to hear and only listens when they think they can get something out of it, yaddidamean?

Bill: Ive been really depressed lately
Rob: Wow Bill you always talk about yourself, its like all you talk about is Bill Bill Bill.
Bill: Um, Im trying to talk to you and Im hoping you can help me out.
Rob: See, there you go again, always talking about YOU.
Bill: Rob stop being such a chrome dome.